Improper Restriction of Recursive Entity References in DTDs ('XML Entity Expansion') Affecting libxml2 package, versions <0:2.9.7-9.0.1.el8_4.2
Threat Intelligence
EPSS
0.08% (36th
percentile)
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Test your applications- Snyk ID SNYK-ORACLE8-LIBXML2-2584262
- published 10 Apr 2022
- disclosed 9 Jul 2021
Introduced: 9 Jul 2021
CVE-2021-3541 Open this link in a new tabHow to fix?
Upgrade Oracle:8
libxml2
to version 0:2.9.7-9.0.1.el8_4.2 or higher.
This issue was patched in ELSA-2021-2569
.
NVD Description
Note: Versions mentioned in the description apply only to the upstream libxml2
package and not the libxml2
package as distributed by Oracle
.
See How to fix?
for Oracle:8
relevant fixed versions and status.
A flaw was found in libxml2. Exponential entity expansion attack its possible bypassing all existing protection mechanisms and leading to denial of service.
CVSS Scores
version 3.1